<div style="padding:50px;">
<form action="" method="POST">
src:<input type="text" size="100" name="src" value="<?=$this->src?>"><br/>
url:<input type="text" size="100" name="url" value="<?=$this->url?>"><br/>
hex:<input type="text" size="100" name="hex" value="<?=$this->hex?>"><br/>
<input type="submit" class="large magenta awesolargeme" value="Convertir"/>
</form>
</div>